CDX-F5500/F5500X
3-1. IC PIN DESCRIPTIONS
• IC3 CXD3059AR (DIGITAL SERVO/DIGITAL SIGNAL PROCESSOR) (SERVO BOARD (1/2))
Pin No.
Pin Name
1
MIRR
2
DFCT
3
FOK
4
VSS
5
LOCK
6
MDP
7
SSTP
8
IOVSS1
9
SFDR
10
SRDR
11
TFDR
12
TRDR
13
FFDR
14
FRDR
15
IOVDD1
16
AVDD0
17
AVSS0
18
NC
19
E
20
F
21
TEI
22
TEO
23
FEI
24
FEO
25
VC
26
A
27
B
28
C
29
D
30
NC
31
AVDD4
32
RFDCO
33
PDSENS
34
AC SUM
35
EQ IN
36
LD
37
PD
38
NC
39
RFC
40
AVSS4
41
RFACO
42
RFACI
43
AVDD3
44
BIAS
45
ASYI
46
ASYO
47
VPCO
48
VCTL
49
AVSS3
14
SECTION 3
DIAGRAMS
I/O
I/O
Mirrer signal input/output
I/O
Defect signal input/output
I/O
Focus OK signal input/output
—
Ground pin
I/O
Not used in this set. (Open)
O
Spindle motor servo control signal output
I
Disc most inner detection signal input
—
Digital ground pin for I/O
O
Sled drive signal output
O
Sled drive signal output
O
Tracking drive signal output
O
Tracking drive signal output
O
Focus drive signal output
O
Focus drive signal output
—
Digital power supply pin for I/O
—
Analog power supply pin for I/O
—
Analog ground pin
—
Not used. (Open)
I
E signal input
I
F signal input
I
Tracking error signal input from the DSSP block
O
Tracking error signal output to the RF amp block
I
Focus error signal input from the DSSP block
O
Focus error signal output form the RF amp block
VC voltage output to the RF amp block
I/O
Center voltage input from the DSSP block by command select
I
A signal input
I
B signal input
I
C signal input
I
D signal input
—
Not used. (Open)
—
Analog power supply pin
RFDC signal output
I/O
RFDC signal input from the DSSP block by command select
I
Reference voltage input for PD
O
RFAC suming amp signal output
I
Equalizer circuit signal input
O
APC amp signal output
I
APC amp signal input
—
Not used. (Open)
I
EQ cut off frequency adjustment input
—
Analog ground pin
O
RFAC signal output
I
RFAC signal input or EFM signal input
—
Analog power supply pin
I
Asymmetry circuit constant current input
I
Asymmetry comparate voltage input
O
EFM full swing signal output
O
Charge pomp output for wideband EFM PLL
I
VCO2 control voltage input for wideband EFM PLL
—
Analog ground pin
Pin Description